TY  - JOUR
AU  - A. V. Arkhangel'skii
TI  - Cardinal invariants of topological groups. Imbeddings and condensations
JO  - Doklady Akademii Nauk
PY  - 1979
SP  - 779
EP  - 782
VL  - 247
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1979_247_4_a1/
LA  - ru
ID  - DAN_1979_247_4_a1
ER  -